// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "gin/modules/console.h"

#include <iostream>

#include "base/strings/string_util.h"
#include "gin/arguments.h"
#include "gin/converter.h"
#include "gin/object_template_builder.h"
#include "gin/per_isolate_data.h"
#include "gin/public/wrapper_info.h"

using v8::ObjectTemplate;

namespace gin {

namespace {

    void Log(Arguments* args)
    {
        std::vector<std::string> messages;
        if (!args->GetRemaining(&messages)) {
            args->ThrowError();
            return;
        }
        std::cout << JoinString(messages, ' ') << std::endl;
    }

    WrapperInfo g_wrapper_info = { kEmbedderNativeGin };

} // namespace

const char Console::kModuleName[] = "console";

v8::Local<v8::Value> Console::GetModule(v8::Isolate* isolate)
{
    PerIsolateData* data = PerIsolateData::From(isolate);
    v8::Local<ObjectTemplate> templ = data->GetObjectTemplate(&g_wrapper_info);
    if (templ.IsEmpty()) {
        templ = ObjectTemplateBuilder(isolate)
                    .SetMethod("log", Log)
                    .Build();
        data->SetObjectTemplate(&g_wrapper_info, templ);
    }
    return templ->NewInstance(isolate->GetCurrentContext()).ToLocalChecked();
}

} // namespace gin
